Ziyang Qin

How many of these papers carry each topic, among the topics most particular to them. Tags are assigned automatically, so they point to a subject rather than judge the work.

• Ricci flow3
• 3-manifolds2
• Singularities2
• Poincaré conjecture1
• Geometrization1
• Surgery1
• Curvature pinching1
• Harmonic maps & DeTurck trick1

9 co-authors on this site, most joint work first.

3 papers on this site. Titles open the PDF; Connections shows the papers closest to each one. The arXiv listing is the complete record.

Books, notes and papers by Ziyang Qin that this site recommends, with where. Each opens its Library entry.

• Paper
  A Lean Formalization of the Hamilton–Perelman Proof of the Three-Dimensional Poincaré Conjecture

  Ziyang Qin, Yuan Liao, Ayush Khaitan et al. · 2026

  Recommended in Poincaré conjecture guide

Other authors whose papers here share the most particular topics with these, leaving out co-authors. This is a similarity of tags, not a judgement.

• Grisha Perelman5 works · shared topics: Geometrization, Surgery, (Non)collapsing
• John Morgan6 works · shared topics: Poincaré conjecture, Geometrization, Surgery
• John Lott10 works · shared topics: Geometrization, Surgery, Limit spaces & RCD
• Panagiotis Gianniotis5 works · shared topics: (Non)collapsing, Limit spaces & RCD, 3-manifolds
• Tsz-Kiu Aaron Chow3 papers · shared topics: Surgery, Curvature pinching, Harmonic maps & DeTurck trick